
9à химия
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Hard
Арсен Талгатов
Used 1+ times
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10 questions
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1.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
HCl қандай қышқыл?
Тұз қышқылы
Күкіртті қышқыл
Натрий гидроксиді
Азот қышқылы
2.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
NaOH+HCl->NaCl+H²O
Қысқаша иондық теңдеуі?
NaOH+HCl->NaCl+H²O
Na++OH-+H++Cl-->Na++Cl-+H²O
OH-+H+->H²O
NaOH-> Na++OH-
3.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Na+ SO⁴2- еридіме?
Ериді
Ерімейді
Аз ериді
Айырылады
4.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Электролиттік диссоциация деген не?
Заттардың молекулаға ыдырауы
Заттарды суға салуы
Заттардың иондарға ыдырауы
Білмеймін
5.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
SO⁴2- анионын қандай реагент арқылы анықтауға болады?
Ва²+
Ag+
Na+
Mg²+
6.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Na²SO⁴+Барий хлориді--> ВаSO⁴↓+ 2NaCl
Тұнба қандай түсті болады?
Ақшыл-жасыл түсті
Әдемі қызыл түсті
Ақ түсті
Қоңыр түсті
7.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Калий гидрокарбонаты формуласы қайсысы?
KHCO²
KH²OCO³
K²CO³
KHCO³
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